THS4531A Datasheet, PDF (21/51 Pages) Texas Instruments – Ultra Low Power, Rail-to-Rail Output, Fully-Differential Amplifier

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THS4531A
SLOS823A – DECEMBER 2012 – REVISED JANUARY 2013
TYPICAL CHARACTERISTICS: V_S = 5V (continued)
Test conditions unless otherwise noted: V_S+ = 5 V, V_S– = 0V, V_OCM = open, V_OUT = 2Vpp, R_F = 2kΩ, R_L = 2kΩ Differential, G =
1V/V, Single-Ended Input, Differential Output, Input and Output Referenced to mid-supply, T_A = 25°Cunless otherwise noted.
V_OCM SMALL-SIGNAL FREQUENCY RESPONSE
3
V_OCM LARGE- and SMALL SIGNAL PULSE RESPONSE
3.2
0
3
−3
2.8
−6
2.6
−9
2.4
−12 _{VS = 5 V}
G = 1 V/V
−15 R_F = 2 kΩ
V_OUT = 100 mV_pp
−18
100k
1M
Frequency (Hz)
10M
Figure 59.
50M
G050
2.2
0.2-V Step
1-V Step
2
1.8
0
100 200 300 400 500 600 700 800 900 1000
Time (ns)
G051
Figure 60.
100k
10k
V_OCM INPUT IMPEDANCE
vs
FREQUENCY
V_S = 5 V
INPUT OFFSET CURRENT
HISTOGRAM
600
THS4531AID
500 ^{VS = 5 V, 25°C}
400
300
1k
200
100
100k
100
0
1M
10M
50M
Frequency (Hz)
G052
Figure 61.
Input Offset Current (nA)
G061
Figure 62.
INPUT OFFSET CURRENT TEMP DRIFT
HISTOGRAM
14
0°C to +70°C
THS4531AID
12
−40°C to +85°C
V_S = 5 V
−40°C to +125°C
10
8
6
4
2
0
Input Offset Current Temperature Drift (pA/C)
G062
Figure 63.
INPUT OFFSET CURRENT
vs
TEMPERATURE
50
40
THS4531AID
V_S = 5 V
30
20
10
0
−10
−20
−30
−40
−50
−50 −25
0
25
50
75
Temperature (°C)
100
125
G063
Figure 64.
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